There's nowhere left to run.
Earth has been ravaged by the machine plague, a nanotech virus that exterminates all warm-blooded organisms below altitudes of ten thousand feet. The remnants of humanity cling to life on isolated mountain peaks around the world.
Nanotech research Ruth Goldman has developed a vaccine with the potential to inoculate the world's survivors against the plague, but the fractured U.S. government will stop at nothing to keep it for itself. Determined to share the cure, Ruth and Cam Najarro, a man who lived through the aftermath of the plague at great personal cost, must brave the devastated wasteland America has become.
Together, they begin a cross-country odyssey during which they will encounter both the best and the worst in human nature—unaware that an even greater threat is poised to strike...
"A break-neck ride." —Sean Williams, New York Times bestselling author
"A grim and fascinating new twist on the post holocaust story." —Kevin J. Anderson
"Jeff Carlson packs riveting storytelling with a lot of fresh ideas." —David Brin, New York Times bestselling author
"A breakneck ride through one of the most deadly—and thrilling—futures imagined in years. Jeff Carlson has the juice!" —Sean Williams, New York Times bestselling author of Earth Ascendant